This technique allows a program to save hierarchical information like the data in a TreeView in a way that is easy to understand.-http://www.vb-helper.com/HowTo/savetree.zip Purpose Save and restore a TreeView from a file. Method To

QT5 treeview和tableview以及成图显示，通过在treeview上点击鼠标，实现数据的加载，在右边的tableview和绘图区显示数据和曲线。-QT5 treeview and tableview and mapping display, by clicking the mouse on the treeview achieve load data, display data and curves in the right tableview and drawing area.